F11 matrix-correction: re-arm on guest-blind (active mounts not inherited by rebooted guest — live finding)

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_017CDMFpFx84pfviCTVuGGhf

internal/localapi/netreassert_test.go

@@ -11,6 +11,7 @@ import (
 type fakeNetOpsReassert struct {
 	fakeNetOps
 	reassertN int
+	rearmed   []string
 	results   []storage.NetReassertResult
 }
 
@@ -19,6 +20,11 @@ func (f *fakeNetOpsReassert) ReassertNetworkAutomounts(context.Context) []storag
 	return f.results
 }
 
+func (f *fakeNetOpsReassert) RearmNetworkAutomount(_ context.Context, where string) error {
+	f.rearmed = append(f.rearmed, where)
+	return nil
+}
+
 // seeingAttacher records GuestSeesMount calls and controls per-vmid running state.
 type seeingAttacher struct {
 	fakeGuestAttacher